void setup() {
  size(900,500);  // size of backrground
}

void draw() {
  int s=second();
  int m=minute();
  int h=hour() % 12;
  float b=(3-h)*PI/6;
  float c=(h-3)*PI/6;
  int a = 59-m;
  

  
  background(0);
  smooth();
  fill(140);
  stroke(255);
  strokeWeight(2);
  rectMode(CENTER);
  rect(450,250,400,400); // square 
  
  
  if((h>=0)&(h<=3)) {
    fill(255);
    stroke(0);
    strokeWeight(2);
    arc(450,250,330,330,TWO_PI-HALF_PI,TWO_PI-b);
 
     
  } else {
      fill(255);
      stroke(0);
      strokeWeight(2);
      arc(450,250,330,330,TWO_PI-HALF_PI,TWO_PI);
      arc(450,250,330,330,0,c);
     
       
  }  //hour
  
  stroke(255);
  for (int i = 7; i <= 15*s; i += 15) {
    strokeWeight(10);
    strokeCap(ROUND);
    line(i,15,i,30);
    line(i,470,i,485);
  }                  // second
  
  stroke(0);
  strokeWeight(2);
  line(450,50,450,450);
  line(250,250,650,250);// two lines
  
  strokeWeight(7);
  stroke(0);
  noFill();
  ellipse(450,250,360,360);
  ellipse(450,250,330,330);// two circles

  PFont font;
  font = loadFont("Arial-Black-48.vlw");
  textFont(font);
  fill(0);
  textSize(150);
  if(a >= 10) {
    text(a, 355, 300); 
  }else {
    text(a,400,300);
  }                     // minute
}